arrayindex.php

/**
 * Exercise 1.5 *
 * Use your array 'countries' and concatinate the first and the last item as a
 * string. Separate the items with a hyphen (-) and answer with the result. *
 * Write your code below and put the answer into the variable ANSWER.
 */

//Funkar:
$lastIndexInCountries = (count($countries)-1);
 
$ANSWER = "$countries[0]" . "-" . "$countries[$lastIndexInCountries]";

//Funkar inte:

$ANSWER = "$countries[0]" . "-" . "$countries[(count($countries)-1)]";